102312202 has 8 divisors (see below), whose sum is σ = 153543456. Its totient is φ = 51131052.

The previous prime is 102312193. The next prime is 102312209. The reversal of 102312202 is 202213201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (102312209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6918 + ... + 15889.

It is an arithmetic number, because the mean of its divisors is an integer number (19192932).

Almost surely, 2^102312202 is an apocalyptic number.

102312202 is a deficient number, since it is larger than the sum of its proper divisors (51231254).

102312202 is a wasteful number, since it uses less digits than its factorization.

102312202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25052.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 102312202 is about 10114.9494314109. The cubic root of 102312202 is about 467.7090900328.

Adding to 102312202 its reverse (202213201), we get a palindrome (304525403).

Subtracting 102312202 from its reverse (202213201), we obtain a palindrome (99900999).

It can be divided in two parts, 1023 and 12202, that added together give a square (13225 = 115²).

The spelling of 102312202 in words is "one hundred two million, three hundred twelve thousand, two hundred two".